Home / 18,570.44-27,851.29-11,076.09

Finding the Fourth Proportional to 18,570.44, 27,851.29 and 11,076.09

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Solution

The fourth proportional to 18,570.44, 27,851.29 and 11,076.09 is: 16,611.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,570.44 : 27,851.29 = 11,076.09 : x
  2. Step 2: Convert to fraction form
    18,570.44/27,851.29 = 11,076.09/x
  3. Step 3: Cross multiply
    18,570.44x = 27,851.29 × 11,076.09
  4. Step 4: Simplify right side
    18,570.44x = 308,483,481.49
  5. Step 5: Solve for x
    x = 308,483,481.49/18,570.44
  6. Step 6: Final answer
    x = 16,611.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.